SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1):
P4902/1:b..l
rcu: (detected by 0, t=10502 jiffies, g=24121, q=1442 ncpus=2)
task:dhcpcd state:R
running task stack:20608 pid:4902 tgid:4902 ppid:4901 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x1895/0x4b30 kernel/sched/core.c:6682
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6861
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6885
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
unwind_next_frame+0x18f8/0x22d0 arch/x86/kernel/unwind_orc.c:672
__unwind_start+0x59a/0x740 arch/x86/kernel/unwind_orc.c:760
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0xe5/0x150 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
save_stack+0xfb/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x76/0x430 mm/page_owner.c:297
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1108 [inline]
free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
discard_slab mm/slub.c:2677 [inline]
__put_partials+0xeb/0x130 mm/slub.c:3145
put_cpu_partial+0x17c/0x250 mm/slub.c:3220
__slab_free+0x2ea/0x3d0 mm/slub.c:4449
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:247 [inline]
slab_post_alloc_hook mm/slub.c:4085 [inline]
slab_alloc_node mm/slub.c:4134 [inline]
kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
vma_lock_alloc kernel/fork.c:446 [inline]
vm_area_dup+0x61/0x290 kernel/fork.c:499
dup_mmap kernel/fork.c:696 [inline]
dup_mm kernel/fork.c:1674 [inline]
copy_mm+0xc94/0x1f40 kernel/fork.c:1723
copy_process+0x1845/0x3d50 kernel/fork.c:2372
kernel_clone+0x226/0x8f0 kernel/fork.c:2784
__do_sys_clone kernel/fork.c:2927 [inline]
__se_sys_clone kernel/fork.c:2911 [inline]
__x64_sys_clone+0x258/0x2a0 kernel/fork.c:2911
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f92d4abfa12
RSP: 002b:00007ffdd50c2228 EFLAGS: 00000246
ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 000055dd73ca0501 RCX: 00007f92d4abfa12
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffdd50e2798 R08: 0000000000000000 R09: 000055dd73ca0540
R10: 00007f92d4a0fa10 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 000055dd73ca0574
rcu: rcu_preempt kthread starved for 9884 jiffies! g24121 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R
running task stack:24408 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x1895/0x4b30 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6774
schedule_timeout+0x1be/0x310 kernel/time/timer.c:2615
rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045
rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
1*512kB
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 24 Comm: ksoftirqd/1 Not tainted 6.12.0-rc2-syzkaller-00571-g60b4d49b9621 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__sanitizer_cov_trace_cmp4+0x0/0x90 kernel/kcov.c:287
Code: 10 48 89 74 0a 18 4c 89 44 0a 20 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 4c 8b 04 24 65 48 8b 14 25 00 d8 03 00 65 8b 05 e0 ee
RSP: 0018:ffffc90000a18d00 EFLAGS: 00000013
RAX: 0000000000010100 RBX: 0000000000000001 RCX: dffffc0000000000
RDX: ffff88801d2e8000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff81865160 R09: 1ffffffff203a225
R10: dffffc0000000000 R11: ffffffff8135d400 R12: ffffc900001e6cb8
R13: ffffffff818650f0 R14: 0000006172873a19 R15: ffff8880b872d198
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020378030 CR3: 0000000079696000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
tick_sched_do_timer kernel/time/tick-sched.c:231 [inline]
tick_nohz_handler+0x8b/0x500 kernel/time/tick-sched.c:290
__run_hrtimer kernel/time/hrtimer.c:1691 [inline]
__hrtimer_run_queues+0x551/0xd50 kernel/time/hrtimer.c:1755
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1817
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1026 [inline]
__sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1043
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1037
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_trylock_spinning kernel/printk/printk.c:2042 [inline]
RIP: 0010:vprintk_emit+0x700/0xa10 kernel/printk/printk.c:2406
Code: 00 e8 84 c1 20 00 4c 8d bc 24 a0 00 00 00 4d 85 e4 75 07 e8 72 c1 20 00 eb 06 e8 6b c1 20 00 fb 49 bc 00 00 00 00 00 fc ff df <48> c7 c7 c0 33 81 8e 31 f6 ba 01 00 00 00 31 c9 41 b8 01 00 00 00
RSP: 0018:ffffc900001e6d60 EFLAGS: 00000246
RAX: ffffffff817425e5 RBX: 0000000000000000 RCX: ffff88801d2e8000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e6e70 R08: ffffffff817425be R09: 1ffffffff203a225
R10: dffffc0000000000 R11: fffffbfff203a226 R12: dffffc0000000000
R13: 1ffff9200003cdb0 R14: ffffffff81742420 R15: ffffc900001e6e00
_printk+0xd5/0x120 kernel/printk/printk.c:2432
show_free_areas mm/show_mem.c:381 [inline]
__show_mem+0x1d97/0x2470 mm/show_mem.c:406
warn_alloc_show_mem mm/page_alloc.c:3507 [inline]
warn_alloc+0x354/0x410 mm/page_alloc.c:3532
__alloc_pages_slowpath+0xf37/0x1020 mm/page_alloc.c:4465
__alloc_pages_noprof+0x493/0x710 mm/page_alloc.c:4746
alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
alloc_slab_page+0x6a/0x120 mm/slub.c:2412
allocate_slab+0x1c0/0x2f0 mm/slub.c:2586
new_slab mm/slub.c:2631 [inline]
___slab_alloc+0xcd1/0x14b0 mm/slub.c:3818
__slab_alloc+0x58/0xa0 mm/slub.c:3908
__slab_alloc_node mm/slub.c:3961 [inline]
slab_alloc_node mm/slub.c:4122 [inline]
kmem_cache_alloc_node_noprof+0x1fe/0x320 mm/slub.c:4186
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:668
alloc_skb include/linux/skbuff.h:1322 [inline]
bcm_can_tx+0x1fa/0x9a0 net/can/bcm.c:301
bcm_tx_timeout_handler+0x182/0x520
__run_hrtimer kernel/time/hrtimer.c:1691 [inline]
__hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1755
hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1772
handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
run_ksoftirqd+0xca/0x130 kernel/softirq.c:927
smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0
(U)
node 0: slabs: 705, objs: 11280, free: 0
2*1024kB
node 1: slabs: 975, objs: 15600, free: 6
(UM) 1*2048kB
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC)
(U) 1*4096kB (M) = 9408kB
Node 0
cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0
DMA32: 59*4kB
node 0: slabs: 244137, objs: 2929644, free: 0
(UME) 45*8kB
node 1: slabs: 494736, objs: 5936832, free: 48
(UME)
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
53*16kB
cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0
(UME) 103*32kB
node 0: slabs: 705, objs: 11280, free: 0
(UMEH) 45*64kB
node 1: slabs: 975, objs: 15600, free: 6
(UME) 14*128kB
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC)
(UM) 7*256kB
cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0
(UM)
node 0: slabs: 244138, objs: 2929656, free: 0
0*512kB
node 1: slabs: 494736, objs: 5936832, free: 48
0*1024kB
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC)
0*2048kB
cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0
0*4096kB
node 0: slabs: 244141, objs: 2929692, free: 0
= 11204kB
node 1: slabs: 494736, objs: 5936832, free: 48
Node 0 Normal:
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC)
0*4kB
cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0
0*8kB
node 0: slabs: 244141, objs: 2929692, free: 0
0*16kB 0*32kB
node 1: slabs: 494736, objs: 5936832, free: 48
0*64kB 0*128kB
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
0*256kB
cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0
0*512kB
node 0: slabs: 707, objs: 11284, free: 0
0*1024kB 0*2048kB
node 1: slabs: 975, objs: 15600, free: 6
0*4096kB
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
= 0kB
cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0
Node 1
node 0: slabs: 707, objs: 11284, free: 0
Normal: 4*4kB
node 1: slabs: 975, objs: 15600, free: 6
(MEH) 4*8kB (MEH) 10*16kB (MEH) 8*32kB (MEH) 8*64kB (MEH) 8*128kB (UMEH) 3*256kB (MH) 8*512kB (MEH) 4*1024kB (MH) 1*2048kB (U) 1*4096kB (M) = 17104kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB
40931 total pagecache pages
0 pages in swap cache
Free swap = 124996kB
Total swap = 124996kB
2097051 pages RAM
0 pages HighMem/MovableOnly
427078 pages reserved
0 pages cma reserved
slab_out_of_memory: 44453 callbacks suppressed
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC)
SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0
cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 245232, objs: 2942784, free: 0
node 0: slabs: 245232, objs: 2942784, free: 0
node 1: slabs: 495372, objs: 5944464, free: 48
node 1: slabs: 495372, objs: 5944464, free: 48
SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0
cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0
node 0: slabs: 540, objs: 17280, free: 0
node 0: slabs: 540, objs: 17280, free: 0
node 1: slabs: 503, objs: 16096, free: 18
node 1: slabs: 503, objs: 16096, free: 18
SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0
cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0
node 0: slabs: 540, objs: 17280, free: 0
node 0: slabs: 540, objs: 17280, free: 0
node 1: slabs: 503, objs: 16096, free: 18
SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
node 1: slabs: 503, objs: 16096, free: 18
cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
node 0: slabs: 540, objs: 17280, free: 0
cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0
node 1: slabs: 503, objs: 16096, free: 18
node 0: slabs: 540, objs: 17280, free: 0
SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
node 1: slabs: 503, objs: 16096, free: 18
cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0
SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC)
node 0: slabs: 540, objs: 17280, free: 0
cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0
node 1: slabs: 503, objs: 16096, free: 18
node 0: slabs: 245235, objs: 2942820, free: 0
node 1: slabs: 495372, objs: 5944464, free: 48
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb